Results 51 to 60 of about 251,401 (214)

Projectile Trajectory of Penguin's Faeces and Rectal Pressure Revisited [PDF]

open access: yesarXiv, 2020
We discuss a trajectory of penguins' faeces after the powerful shooting due to their strong rectal pressure. Practically, it is important to see how far faeceses reach when penguins expel them from higher places. Such information is useful for keepers to avoid the direct hitting of faeceses.
arxiv  

Rectal prolapse and urinary retention: A case report of an “anal cystocele”

open access: yesCase Reports in Women's Health, 2019
Background: Concomitant rectal and vaginal prolapse is diagnosed in 14–55% of patients who present for pelvic floor evaluation.Case: A patient was referred for pelvic floor evaluation in the setting of rectal prolapse and urinary retention.
Maria E. Florian-Rodriguez   +3 more
doaj  

Automatic Segmentation of the Prostate on 3D Trans-rectal Ultrasound Images using Statistical Shape Models and Convolutional Neural Networks [PDF]

open access: yesarXiv, 2021
In this work we propose to segment the prostate on a challenging dataset of trans-rectal ultrasound (TRUS) images using convolutional neural networks (CNNs) and statistical shape models (SSMs). TRUS is commonly used for a number of image-guided interventions on the prostate.
arxiv  

Current status of laparoscopic and robotic ventral mesh rectopexy for external and internal rectal prolapse.

open access: yesWorld Journal of Gastroenterology, 2016
External and internal rectal prolapse with their affiliated rectocele and enterocele, are associated with debilitating symptoms such as obstructed defecation, pelvic pain and faecal incontinence.
J. J. van Iersel   +5 more
semanticscholar   +1 more source

Pieces-of-parts for supervoxel segmentation with global context: Application to DCE-MRI tumour delineation [PDF]

open access: yes, 2016
Rectal tumour segmentation in dynamic contrast-enhanced MRI (DCE-MRI) is a challenging task, and an automated and consistent method would be highly desirable to improve the modelling and prediction of patient outcomes from tissue contrast enhancement characteristics - particularly in routine clinical practice.
arxiv   +1 more source

Complete Rectal Prolapse Together with Total Uterine Prolapse Treated Successfuly by Altemeier Operation:A Case Report

open access: yesGynecology Obstetrics & Reproductive Medicine, 2009
Rectal prolapse is a rare gynecological condition and rarely occurs together with uterine prolapse. Birth trauma can be rule out as a cause of rectal prolapse like as uterine prolapse.
Ebru Dikensoy   +3 more
doaj  

Optimization of Ensemble Supervised Learning Algorithms for Increased Sensitivity, Specificity, and AUC of Population-Based Colorectal Cancer Screenings [PDF]

open access: yesarXiv, 2017
Over 150,000 new people in the United States are diagnosed with colorectal cancer each year. Nearly a third die from it (American Cancer Society). The only approved noninvasive diagnosis tools currently involve fecal blood count tests (FOBTs) or stool DNA tests.
arxiv  

First implementation of full-workflow automation in radiotherapy: the All-in-One solution on rectal cancer [PDF]

open access: yesarXiv, 2022
The aim of this work is to describe the technical characteristics of an AI-powered radiotherapy workflow that enables full-process automation (All-in-One), evaluate its performance implemented for on-couch initial treatment of rectal cancer, and provide insight into the behavior of full-workflow automation in the specialty of radiotherapy.
arxiv  

Rectosigmoid Tumor Causing Rectal Prolapse: Case Report

open access: yesTurkish Journal of Colorectal Disease, 2016
Rectal prolapse is believed to develop secondary to anatomical defects. Rectosigmoid tumors are rare causes of this condition. This must be kept in mind in patients with prolapse; colonoscopic examination is recommended and biopsy should be performed ...
Barlas Sülü   +5 more
doaj   +1 more source

Massive chronic irreducible rectal prolapse successfully treated with Altemeier’s procedure

open access: yesJournal of Surgical Case Reports, 2018
The guideline for the treatment of rectal prolapse recommends that surgeons select appropriate surgical procedures individually based on each patient’s overall status. However, in cases of irreducible or incarcerated rectal prolapse, surgical options are
N. Koizumi   +2 more
semanticscholar   +1 more source

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